TY  - RPRT
TI  - Cost studies: caveats to the reader.
AU  - C K Kwoh
PY  - 1988
DO  - 10.1016/0895-4356(88)90123-0
UR  - https://pubmed.ncbi.nlm.nih.gov/3123613/
ID  - 3123613
ER  -